Word: 空运 (kōngyùn) Traditional: 空運 空运 dictionary entry kōngyùn air transport Full dictionary entry for 空运 Example sentences using 空运 2 sentences, showing page 1 of 1. 海运比空运便宜很多。 Hǎiyùn bǐ kōngyùn piányi hěn duō. Shipping by sea is much cheaper than air freight. 航运比空运便宜得多。 Hángyùn bǐ kōngyùn piányi de duō. Transport by sea is much cheaper than by air.